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Finding the Fourth Proportional to 132,700.96, 183,095.52 and 75,327.52

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Solution

The fourth proportional to 132,700.96, 183,095.52 and 75,327.52 is: 103,933.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,700.96 : 183,095.52 = 75,327.52 : x
  2. Step 2: Convert to fraction form
    132,700.96/183,095.52 = 75,327.52/x
  3. Step 3: Cross multiply
    132,700.96x = 183,095.52 × 75,327.52
  4. Step 4: Simplify right side
    132,700.96x = 13,792,131,444.71
  5. Step 5: Solve for x
    x = 13,792,131,444.71/132,700.96
  6. Step 6: Final answer
    x = 103,933.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.